Universal-joint casing.



PATENTED OCT. 1, 1907 F. H. BOGART- UNIVERSAL JOINT CASING.

APPLIUATION FILED OCT. 15, 1906.

2 SHBETS-SHEET l.

No. 867,551 PATENTED OCT. 1, 1 907.

F. H. BOGART.

UNIVERSAL JOINT CASING.

APPLIOATIOE FILED 0013.15, 1906.

' 2 SHEETS-SHEET 2.

- 'S ATES PATENT OFFICE.

u. .soe n'r; F HARTFORD, CONNECTICUT, ASSIIIGNOR TO'HAR'IFORDXUTOMOBILE mars 005.01 HARTFORD,-CONNEC TICU T. 1

univnnssnoomr casino.

noise-7,551- a I Specification of teamm e. A rese ted on. '1', 1907'. 7 v instant. and amps; 15,1905. Serial No. estate.

To dil "whom itntay concern: Be it known that I, FRED H. Botanic, 'a' 'citizcn of. j-that'are adapted to engagethe casing elements a and '"the .United States of America, residing at Hartford- Eon the inside thereof,'as shown in Figs. Land 2. The in the county of Hartford and State of Connecticut; curvature of 'the portions j is the same (as the cylin 5 have invented new and useful Improvements ,drical portions k of the elements aand 6. The portime in sha e-5min provided -with' wing ortibns 65- versal-J'oint Casings, of which the following is a speci 'tions j are provided with a beaded edge k'for receiving60. I

fication. 1 packing material of any suitable kind, as felt,lf0r the This invention relates to improvements in universal purpose of forming a dust and oil tight joint {between joints of the kindshown and described in my allowedthe. two cylindrically curved surfaces hand 7'. The

.10 application under SerialNmn er 309.339 neutral 2. 9llar or ring P rtion has a't ght mendi g fit on-the" 1906,: and particularly in' the'fconstruction of a casing driving and driven parts of the joint, these parts being 65 for said joint. indicated by the letters m and n 7 i Broadly, the invention consistsinmaking thecasing The extent of the cylindrical surface on theftwo proper in two parts from sheet steel stampings, and in portions a and b of the casing is shown in Fig. gby the providing each pai-t with a cylindrical surface adjacent line 0 and also in Fig. 3, and the extent of the t'r'ing per the-ope 'ng throughwhich the operative parts of the tions j that engages the cylindrically curved part 11.70 joint ext 11;; and further informing the closure piece oi the elements a and b is shown by the dotted line p for; the openings with a cylindrically curved surface in the Fig. 2 when the collar oiring portion stands in that corresponds with the curvature of the casing the center. The portions j are made ong enough i proper, The closure pieces are each provided with a so as to permit each of the yoke-shaped pieces ofthe' beaded.-edge for receivinga suitable pac ing material joint to move through a large arc withoufuncoverin g On gasket; this construction being for' the purpose of the opening g; it beingunderstood-that the movementsprotecting the joint from dust and retaining the lub'riof both of the driving and driven elemeiits in. and 1t i cant therein. Thetwo parts of the "casing being se-' move in the arc of a circle and not in asp ei'ica1surface,.

25 cured to the bearing rings whiclglmrry the spherical and. therefore the portion h of the cast}; elements d g ends of the yoke-shaped elements shown in my 'prior and b are made cylindrical. The parts are assembled 8 application. by placing the closure pieces on the yoke-shaped parts Jri'ftliedrawings forming a part of this application, of the joint, then the casing elements a and b are slipped 1 is apartial sectional view showing portions over the driving anddn'ven parts in and n and in en of the two part casing cutaway, and'also showin in gagement with the wing portions Clamping rings v dotted lines the extent of one of the cylindrical g:- 'f are next placed in position and the bolts e inserted faces on the casing. Fig. 2 isa plan view at'n'ght an s to hold all of the parts together. to the view shown in Fig. 1 and showing the 0 fr Referring particularly to the views shown in Figs.

' cylindrical surface at then posite side-of the two part 3," 4 and 5, which plainly indicate the cylindrically 35 casing, an thefirst mentioned cylindrical surfaee i shaped surfaces in the using members a and b; the

- dotted lines. Fig. 3 is a top plan view of one of the closure piece 5 extendsxthrough the opening g while casing elements, showing the elongated opening for the cylindrical wing portions j engage the cylindrical either the driving or driven element, and thc.cylinportion h of the casing. It will be seen irom these drically curved surface adjacent such opening. Fig. figures that the path of travel of the closure piece is 40 4 is a plain viewof one of the closing pieces for the always on the cylindrical surface]: of the casing and casing. Fig. 5 is a sideolevation of the view shown the movement is limited by the enilsof the elliptical in Fig. 4 andshowing'the beaded edge and cylindricor elongated opening 9 which is sufiicientlylarge to ally curved surface that closely fits the same shaped permit any movement of the driving and driven memsurface in the casing clements. bers m and n. It being of course understood that the" 45 Referring to the drawings in detail designates one members a and bare placed at right angles to of the elements of the casing and b designates the other achotlier to correspond with the arrangement of the clement, these two elements being securedito the bearyoke-shaped members of the joint, as. shown in ing rings 0 and d of the joint by means of bolts e and a 1 and 2. ,7 v I i clamping-ring].- Each of the elements aand b adja- WhatI claim is: v 3 f' 50 c nt the op nings 9 i provid d with 9, cylindrical I. In a universal Joint-aslng otthe class described, an

curved surface h that 'extends nearly to the median lncloslng easing therefor comprising elements adapted to 1'05 f the t 818 she in E 2 and 3. be secured to the bearing pieces, otthe joint, and having 1 wn gs openings therethrongh, there being cyllndrlcally shaped deslgnates the collar Pornon of the'closul'e Place surtuces-at'opposlte sides of the same and located in planes for the opening g.. This collar portion is preferably. nt'rlfiht angles to each other: said surfaces surrounding 1 5 engaging p nings (hereof, and closure pieces also having cylind clmlly shaped surfaces and engaging the first mentioned i riindricnllyshaped surfaces, sold closure pieces beingnielachaliiy secured to the dl'lv lng and driven parts of the 5 joint. l .1 l -ln :1 joint of the class described, a iwb-pnrt casing therefor. means fla s-curing the same to the hearing pm tious of the joint. and having out out portions elongated in shape for rccelving the' driving and driven elements 10 of the joint. there being cylindricaiiy-sliaped surfaces formed in the casing elements about the marginal edges of .llrivcn clemcnis of the joint and having correspondingly slmped surfaces extending away from the openings for id casing eie'nu-nts. there being headed edges on said closnre piccns for'recch' packing -materiai whereby a fight joint is formed In wn the two said cylindrical surfaces, and whereby the operative elements of iilie,ju1llt ulwa more in planes at right angles to .each

other. as iescriliml.

3. In a jolnr of the class described, a'ca'sing therefdr."

s hi casini: heinu nimle in two pnrts and-hurling elongated uifenliigs in quartzite-Sides thereof, and arranged so that the major nxeu of the openings are at rlght anglcs m-eaeh 25 0thc r,. the hmrginal edges or the openings being in a cylindrically curred surface. and closure pieces for said openings each having a 'collar or ring portlon'thn't nor id openings closure pieces carried y the driving and --',-|"-"v l niaily pl'qflcCfsAhroughfihe openings there being cylindrical portions integral with theollnr or ring portim. and lying within the casing and normally engaging the cylindrical portion of the casing i'lS dLSCli -Kd.

4. A casing for'unlversal joints 2; portion 0! the-casing being substantially spherical iii shape and nnothcrporilon cylindrical in shape. and having an elongated opening located within the cylindrical shaped surface, means for closiini said opening comprising a collar or ring"portlon for engaging one of the transmitting members of the joint and also a portioncorresponding in shape with the cylindrical portion ot the casing. as described.

5. A using for universal joints made in two parts and attached to the section supporting elements 0 and l of the :-joint,' a clamping rim, 1', each part otihc easing havlugnn elongated opening g provided with a. cylindrical curved surface 11, 21 closurepiece-having; wing-portlons i for closing the elongated opening and carried by the driving I and driven elements and engaging the cylindrical-surfaces I: of the casing whereby the path of movement of the driving and driven shaft sections are in pianesafrlght'angles to each other, as described.

' v 'ramnnjnocm'r.

'itnesse. ll. W. Rowan, ii. A. mum. 

